191149980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:928

約数の個数: 144

約数和(自身を含む): 631249920

約数和(自身を除く): 440099940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 79, 84, 98, 105, 140, 147, 158, 196, 210, 237, 245, 294, 316, 395, 420, 474, 490, 553, 588, 735, 790, 823, 948, 980, 1106, 1185, 1470, 1580, 1646, 1659, 2212, 2370, 2469, 2765, 2940, 3292, 3318, 3871, 4115, 4740, 4938, 5530, 5761, 6636, 7742, 8230, 8295, 9876, 11060, 11522, 11613, 12345, 15484, 16460, 16590, 17283, 19355, 23044, 23226, 24690, 28805, 33180, 34566, 38710, 40327, 46452, 49380, 57610, 58065, 65017, 69132, 77420, 80654, 86415, 115220, 116130, 120981, 130034, 161308, 172830, 195051, 201635, 232260, 241962, 260068, 325085, 345660, 390102, 403270, 455119, 483924, 604905, 650170, 780204, 806540, 910238, 975255, 1209810, 1300340, 1365357, 1820476, 1950510, 2275595, 2419620, 2730714, 3185833, 3901020, 4551190, 5461428, 6371666, 6826785, 9102380, 9557499, 12743332, 13653570, 15929165, 19114998, 27307140, 31858330, 38229996, 47787495, 63716660, 95574990, 191149980]

約数ペア:

[(1, 191149980), (2, 95574990), (3, 63716660), (4, 47787495), (5, 38229996), (6, 31858330), (7, 27307140), (10, 19114998), (12, 15929165), (14, 13653570), (15, 12743332), (20, 9557499), (21, 9102380), (28, 6826785), (30, 6371666), (35, 5461428), (42, 4551190), (49, 3901020), (60, 3185833), (70, 2730714), (79, 2419620), (84, 2275595), (98, 1950510), (105, 1820476), (140, 1365357), (147, 1300340), (158, 1209810), (196, 975255), (210, 910238), (237, 806540), (245, 780204), (294, 650170), (316, 604905), (395, 483924), (420, 455119), (474, 403270), (490, 390102), (553, 345660), (588, 325085), (735, 260068), (790, 241962), (823, 232260), (948, 201635), (980, 195051), (1106, 172830), (1185, 161308), (1470, 130034), (1580, 120981), (1646, 116130), (1659, 115220), (2212, 86415), (2370, 80654), (2469, 77420), (2765, 69132), (2940, 65017), (3292, 58065), (3318, 57610), (3871, 49380), (4115, 46452), (4740, 40327), (4938, 38710), (5530, 34566), (5761, 33180), (6636, 28805), (7742, 24690), (8230, 23226), (8295, 23044), (9876, 19355), (11060, 17283), (11522, 16590), (11613, 16460), (12345, 15484)]